August weather forecast
Bloomington, IN

Weather in August

The last month of the summer, August, is also a moderately hot month in Bloomington, Indiana, with an average temperature ranging between max 82.9°F (28.3°C) and min 63.9°F (17.7°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 82.9°F (28.3°C). In Bloomington, in August, the average low-temperature is 63.9°F (17.7°C).

Heat index

In August, the average heat index is estimated at a hot 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, clothing, pregnancy, and differences in body mass, height, and shape affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Bloomington, the average relative humidity in August is 79%.

Rainfall

In Bloomington, during August, the rain falls for 13.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 150.5 rainfall days, and 27.56" (700mm) of precipitation is accumulated.

Snowfall

In Bloomington, snow does not fall in May through October.

Daylight

In Bloomington, the average length of the day in August is 13h and 39min.
On the first day of August, sunrise is at 6:46 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 8:18 pm EDT.

Sunshine

In August, the average sunshine in Bloomington is 9.4h.

UV index

The months with the highest UV index in Bloomington are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Bloomington?

The average high-temperature, in August, in Bloomington, is 82.9°F (28.3°C), while the average low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 91.4°F (33°C).

What is the average humidity in August in Bloomington?

In Bloomington, the average relative humidity in August is 79%.

How much does it rain in Bloomington in August?

In Bloomington, in August, it is raining for 13.3 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Bloomington?

May through October are months without snowfall.

How many hours of daylight does Bloomington have in August?

In August, the average day length in Bloomington, Indiana, is 13h and 39min.

When are sunrise and sunset in August in Bloomington?

In August, on the first day of the month, sunrise is at 6:46 am and sunset at 8:58 pm. On the last day of the month, in Bloomington, sunrise is at 7:14 am and sunset at 8:18 pm EDT.

How long on average sun shines in August in Bloomington?

In Bloomington, the average sunshine duration in August is 9.4h.

When is the highest UV index in Bloomington?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in August in Bloomington?

The average daily maximum UV index in August in Bloomington is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Bloomington, IN

Average temperature in August - Bloomington, IN
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in August
Bloomington, IN

Average pressure in August - Bloomington, IN
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Bloomington, IN

Average wind speed in August - Bloomington, IN
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in August
Bloomington, IN

Average humidity in August - Bloomington, IN
  • Average humidity in August: 79%

The months with the highest relative humidity are May and December (82%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
Bloomington, IN

Average rainfall in August - Bloomington, IN
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is April (3.11").
The driest months (with the least rainfall) are September and October (1.65").

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Average rainfall days in August
Bloomington, IN

Average rainfall days in August - Bloomington, IN
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in August
Bloomington, IN

Average snowfall in August - Bloomington, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Bloomington, IN

Average snowfall days in August - Bloomington, IN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Bloomington, IN

Average daylight in August / Average sunshine in August - Bloomington, IN
  • Average daylight in August: 13h and 39min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in August: 9h and 24min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

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Average sunshine days in August
Bloomington, IN

Average sunshine days in August - Bloomington, IN
  • Average sunshine days in August: 14 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.2 days).

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Average UV index in August
Bloomington, IN

Average UV index in August - Bloomington, IN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, October and December (UV index 2).

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Average cloud cover in August
Bloomington, IN

Average cloud cover in August - Bloomington, IN
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Bloomington, IN

Average visibility in August - Bloomington, IN
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).

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